490014392

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{17749}}^1$

素因数の和:17808

約数の個数: 64

約数和(自身を含む): 1150200000

約数和(自身を除く): 660185608

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 406, 476, 493, 812, 952, 986, 1624, 1972, 3451, 3944, 6902, 13804, 17749, 27608, 35498, 70996, 124243, 141992, 248486, 301733, 496972, 514721, 603466, 993944, 1029442, 1206932, 2058884, 2112131, 2413864, 3603047, 4117768, 4224262, 7206094, 8448524, 8750257, 14412188, 16897048, 17500514, 28824376, 35001028, 61251799, 70002056, 122503598, 245007196, 490014392]

約数ペア:

[(1, 490014392), (2, 245007196), (4, 122503598), (7, 70002056), (8, 61251799), (14, 35001028), (17, 28824376), (28, 17500514), (29, 16897048), (34, 14412188), (56, 8750257), (58, 8448524), (68, 7206094), (116, 4224262), (119, 4117768), (136, 3603047), (203, 2413864), (232, 2112131), (238, 2058884), (406, 1206932), (476, 1029442), (493, 993944), (812, 603466), (952, 514721), (986, 496972), (1624, 301733), (1972, 248486), (3451, 141992), (3944, 124243), (6902, 70996), (13804, 35498), (17749, 27608)]